Bluetooth Mini Speaker Mushroom Style Wireless Music Speaker Subwoofer Player Audio 2.1 For iPhone Samsung For Screen ProjectorProduct Features:Body Size: 55x55x65 mm This Portable Bluetooth Speaker combines high-end stereo sound with portability、 letting you enjoy your music wirelessly anywhere you want. This tiny but powerful speaker can fill any room with rich audio. Bluetooth connectivity allows you to wirelessly play and control your music from Bluetooth devices and take calls hand-free directly through the speaker. A built-in rechargeable battery lasts for up to about 7 hours per charge、 so you can enjoy your music all day. 1. Built-in Bluetooth 2.1 + EDR wireless module. 2. Bluetooth audio sound、 perfect sound quality and bass effect. 3. 10M transmission distance. Support phone、 support iPod and other devices with Bluetooth function. 4. Bluetooth hands free function、 answer call easily. Bluetooth music controlling function. 5. Built-in Li-ion battery、 enjoy wireless music anywhere、 anytime. 6. 3.5audio input jack Technical parameters: 1 x Bluetooth speaker Rated impedance:4.0hm Rated power:3W Rated voltage: DC5V Frequency response:3dB RMS:1.2W Frequency scope: 170-15KHz Power supply: DC 5V Built-in Li-ion battery Speake:2 inches